Hair fastener



FIG. 1 is an environmental perspective view of a hair fastener showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view with the bottom plan view being a mirror image thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a right side elevational view with the left side view being a mirror image thereof; and,

FIG. 6 is an environmental rear elevational view thereof.

The broken line showing of retaining combs in FIGS. 3 and 6 is for illustrative purposes only, disclosing the types of attachment which can be employed, and forms no part of the claim design. The broken line showing of the human figure in FIG. 1 is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a hair fastener, as shown and described. 